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super-intel: Use memcpy() to avoid confusing gcc 

When added :0 to serial number and copying it back, use memcpy()
instead of strncpy() as we know the actual length. This stops gcc
from complaining with -Werror=stringop-truncation enabled

Signed-off-by: Jes Sorensen <jsorensen@fb.com>
This commit is contained in:
Jes Sorensen 2018-05-29 16:09:47 -04:00
parent 760365f944
commit 167d8bb830
1 changed files with 1 additions and 1 deletions
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2
super-intel.c
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@ -8098,7 +8098,7 @@ static int mark_failure(struct intel_super *super,
strcat(buf, ":0");
if ((len = strlen(buf)) >= MAX_RAID_SERIAL_LEN)
shift = len - MAX_RAID_SERIAL_LEN + 1;
strncpy((char *)disk->serial, &buf[shift], MAX_RAID_SERIAL_LEN);
memcpy(disk->serial, &buf[shift], len + 1 - shift);
disk->status |= FAILED_DISK;
set_imsm_ord_tbl_ent(map, slot, idx | IMSM_ORD_REBUILD);